Starfleet Order 104: Section B, Paragraph 1-A –
In the absence of a starship’s assigned captain, a flag officer has the authority to assume command of the starship should they deem it necessary.
Starfleet Order 104: Section C –
Should it be proven with admissible evidence that the flag officer who has assumed command is medically or psychologically unfit for command, the starship’s ranking officer may relieve them on that basis. However, such an action must be supported by an appropriate certification of unfittness by the ship’s Chief Medical Officer.
Starfleet Order 2005:
Orders the destruction of a starship by allowing matter and antimatter to mix in an uncontrolled manner. This is a last resort for a captain that allows him/her to prevent their ship or crew from falling into enemy hands.
Starfleet Order 28455:
Federation order that dictates the formal relief of a commanding officer by their successor.
Regulation 3 (Paragraph 12):
In the event of imminent destruction, a Starfleet Captain is authorized to preserve the lives of his crew by any justifiable means.
Section 12, Paragraph 4:
Relates to the Captain undertaking command of an away mission.
During the Best Man Speech Picard states that Commander Data will never let him undertake an away mission, Data reacts to that by reciting the regulation but is told to shut up by Picard before he can complete his sentence.
If transmissions are being monitored during battle, no uncoded messages on an open channel.
Regulation 157, Section 3 (Paragraph 18):
Starfleet officers shall take all necessary precautions to minimize any participation in historical events.
Regulation 191 (Article 14):
In a combat situation involving more than one ship, command falls to the vessel with tactical superiority, should there not be a higher ranking officer present.
All away teams must report to the bridge at least once every 24 hours.
The commanding officer must relieve themselves of command if their current mission leaves them emotionally compromised and unable to make rational decisions.
Substances unstable in an oxygen atmosphere must be handled with care.
Due to its high volatile nature, antimatter must be stored in magnetic confinement pods.
Reserve activation clause:
A “little known” and “seldom used” clause in Starfleet regulations which allows for the recall of a retired or discharged officer in the event of an emergency.